National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Maximum Temperature Rankings, September 1959

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1959
1-Month
77.05°F
(25.03°C)
77.81°F
(25.45°C)
-0.76°F
(-0.42°C)
36th Coolest
Coolest since:
1965
93rd Warmest
Warmest since:
1998
Ties: 1962
Aug–Sep 1959
2-Month
81.53°F
(27.52°C)
81.48°F
(27.49°C)
0.05°F
(0.03°C)
59th Coolest
Coolest since:
1965
70th Warmest
Warmest since:
1998
Jul–Sep 1959
3-Month
83.38°F
(28.54°C)
83.21°F
(28.45°C)
0.17°F
(0.09°C)
69th Coolest
Coolest since:
1912
60th Warmest
Warmest since:
1936
Jun–Sep 1959
4-Month
83.29°F
(28.49°C)
82.75°F
(28.19°C)
0.54°F
(0.30°C)
79th Coolest
Coolest since:
1915
50th Warmest
Warmest since:
1936
May–Sep 1959
5-Month
81.25°F
(27.36°C)
80.78°F
(27.10°C)
0.47°F
(0.26°C)
74th Coolest
Coolest since:
1915
55th Warmest
Warmest since:
1936
Apr–Sep 1959
6-Month
78.46°F
(25.81°C)
77.90°F
(25.50°C)
0.56°F
(0.31°C)
81st Coolest
Coolest since:
1907
48th Warmest
Warmest since:
2012
Ties: 1900
Mar–Sep 1959
7-Month
74.94°F
(23.86°C)
74.35°F
(23.53°C)
0.59°F
(0.33°C)
83rd Coolest
Coolest since:
1912
46th Warmest
Warmest since:
2012
Feb–Sep 1959
8-Month
70.97°F
(21.65°C)
70.65°F
(21.47°C)
0.32°F
(0.18°C)
75th Coolest
Coolest since:
1912
54th Warmest
Warmest since:
2012
Ties: 2013
Jan–Sep 1959
9-Month
67.58°F
(19.77°C)
67.30°F
(19.61°C)
0.28°F
(0.16°C)
74th Coolest
Coolest since:
1912
55th Warmest
Warmest since:
2012
Dec 1958–Sep 1959
10-Month
65.16°F
(18.42°C)
64.86°F
(18.26°C)
0.30°F
(0.16°C)
71st Coolest
Coolest since:
1912
57th Warmest
Warmest since:
2012
Nov 1958–Sep 1959
11-Month
64.20°F
(17.89°C)
63.75°F
(17.64°C)
0.45°F
(0.25°C)
77th Coolest
Coolest since:
1912
51st Warmest
Warmest since:
2012
Oct 1958–Sep 1959
12-Month
64.50°F
(18.06°C)
64.00°F
(17.78°C)
0.50°F
(0.28°C)
83rd Coolest
Coolest since:
1912
45th Warmest
Warmest since:
2012
Ties: 1930
Apr 1958–Sep 1959
18-Month
69.02°F
(20.57°C)
68.64°F
(20.36°C)
0.38°F
(0.21°C)
79th Coolest
Coolest since:
1912
49th Warmest
Warmest since:
2012
Ties: 1933
Oct 1957–Sep 1959
24-Month
63.87°F
(17.71°C)
64.00°F
(17.78°C)
-0.13°F
(-0.07°C)
49th Coolest
Coolest since:
1913
78th Warmest
Warmest since:
2017
Oct 1956–Sep 1959
36-Month
63.99°F
(17.77°C)
63.98°F
(17.77°C)
0.01°F
(0.00°C)
56th Coolest
Coolest since:
1917
70th Warmest
Warmest since:
2018
Ties: 1952, 1981
Oct 1955–Sep 1959
48-Month
64.04°F
(17.80°C)
63.97°F
(17.76°C)
0.07°F
(0.04°C)
59th Coolest
Coolest since:
1915
66th Warmest
Warmest since:
2018
Ties: 1928
Oct 1954–Sep 1959
60-Month
64.15°F
(17.86°C)
63.96°F
(17.76°C)
0.19°F
(0.10°C)
68th Coolest
Coolest since:
1907
56th Warmest
Warmest since:
2016

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